The Jim Ratigan Collection on Mike Miller (1982-2014) is primarily comprised of materials representing Mike Miller's involvement with creating Hey Reb! the official mascot for the University of Nevada, Las Vegas (UNLV) in 1982. Materials include meeting minutes from UNLV's mascot committee, various renditions of Hey Reb! created by Miller, newspaper clippings, as well as printouts of email correspondence from Miller to Jim Ratigan about the story of how he came to create the mascot. The collection also includes a copy of Miller's book, Larry the Last Leaf and a print of his painting, "Drawn to His Light." Also included are copies of programs for Miller's memorial service.

The James Cashman Sr. Photograph Collection (approximately 1905 to 1975) consists of black-and-white photographic prints, negatives, slides, and albums as well as a glass plate negative. The photographs depict four major subjects: Cashman's family, friends, and associates; Cashman's businesses; the Hoover Dam and Colorado River; and various locations across Nevada.

The Evan and Kathy Thompson Photograph Collection depicts Beatty, Nevada, Rhyolite, Nevada, and Keane Wonder Mine, California around 1925. The photographs include the Rhyolite Bottle House, mining operations in Rhyolite and Keane Wonder Mine, and citizens of Rhyolite.

The John G. (Jack) Fogliani Photograph Collection is comprised of two black-and-white photographic reprints created between approximately 1971 and 2004 of the natural landscape of Eagle Valley, Nevada. The original photographs were taken between approximately 1900 and 1920.

The Stardust Resort and Casino Photograph Collection, approximately 1970 to 1979, consists of black-and-white and color photographic prints of the Stardust Hotel and Casino in Las Vegas, Nevada. The photographs depict the interior and exterior of the hotel before and after its renovation in 1975.

The Merle and Beulah Frehner Photograph Collection contains photographs of Southern Nevada from 1905 to 1955. The materials include photographs of the Frehner freight teams transporting ore, schools and students in the Moapa Valley, the Colorado River, and parades in Southern Nevada.

The Underground House of Las Vegas Collection (1964-2004) consists of newspaper clippings, magazine articles, books, photographic prints, and digital images detailing the construction and history of Girard "Jerry" B. Henderson’s "Underground House," a Las Vegas underground dwelling completed in 1978.